Web development — and app development — is an ever-growing industry. Over at ThemeForest, there are thousands of website themes available because developers spend time coding them. But it’s not easy to construct one of those masterpieces. It takes knowledge, effort, and the right tools.

Here at Mac.AppStorm, we try to make sure you know about the latest and greatest in software machinery. The best software tools. Today I’m going to introduce you to ten of the best code and markup editors available on the Mac, from free feature-packed apps to paid workhorses. They’re first and foremost designed to help you code and write markup, but most are customizable enough that they can be great writing apps, too.